| Person that our country is a big country of agriculture,
but continuously increase to worsen with farmland along with
the population, and the land all occupy to measure to increasingly
reduce, enhance the agriculture the development to is already
the of the utmost urgency.Material of agriculture development
the one of the foundations develop the fertilizer industry.Hence
the chemicalfertilizer is then the make-up show up, and this
is not only resolved the food problem of the population of more
than ten hundred millions, but also economic performance that
bring to mankinded bigness.Hardly realizing, the large quantity's
result in the farmland quantity the descent with bad influence
towards ecosystem environment too closely upon heels but to. |
